﻿/*!
 * GMaps.js v0.4.5
 * http://hpneo.github.com/gmaps/
 *
 * Copyright 2013, Gustavo Leon
 * Released under the MIT License.
 */

if (!(typeof window.google === 'object' && window.google.maps)) {
    throw 'Google Maps API is required. Please register the following JavaScript library http://maps.google.com/maps/api/js?sensor=true.'
}

var extend_object = function (obj, new_obj) {
    var name;

    if (obj === new_obj) {
        return obj;
    }

    for (name in new_obj) {
        obj[name] = new_obj[name];
    }

    return obj;
};

var replace_object = function (obj, replace) {
    var name;

    if (obj === replace) {
        return obj;
    }

    for (name in replace) {
        if (obj[name] != undefined) {
            obj[name] = replace[name];
        }
    }

    return obj;
};

var array_map = function (array, callback) {
    var original_callback_params = Array.prototype.slice.call(arguments, 2),
        array_return = [],
        array_length = array.length,
        i;

    if (Array.prototype.map && array.map === Array.prototype.map) {
        array_return = Array.prototype.map.call(array, function (item) {
            callback_params = original_callback_params;
            callback_params.splice(0, 0, item);

            return callback.apply(this, callback_params);
        });
    }
    else {
        for (i = 0; i < array_length; i++) {
            callback_params = original_callback_params;
            callback_params.splice(0, 0, array[i]);
            array_return.push(callback.apply(this, callback_params));
        }
    }

    return array_return;
};

var array_flat = function (array) {
    var new_array = [],
        i;

    for (i = 0; i < array.length; i++) {
        new_array = new_array.concat(array[i]);
    }

    return new_array;
};

var coordsToLatLngs = function (coords, useGeoJSON) {
    var first_coord = coords[0],
        second_coord = coords[1];

    if (useGeoJSON) {
        first_coord = coords[1];
        second_coord = coords[0];
    }

    return new google.maps.LatLng(first_coord, second_coord);
};

var arrayToLatLng = function (coords, useGeoJSON) {
    var i;

    for (i = 0; i < coords.length; i++) {
        if (coords[i].length > 0 && typeof(coords[i][0]) != "number") {
            coords[i] = arrayToLatLng(coords[i], useGeoJSON);
        }
        else {
            coords[i] = coordsToLatLngs(coords[i], useGeoJSON);
        }
    }

    return coords;
};

var getElementById = function (id, context) {
    var element,
        id = id.replace('#', '');

    if ('jQuery' in this && context) {
        element = $("#" + id, context)[0];
    } else {
        element = document.getElementById(id);
    }
    ;

    return element;
};

var findAbsolutePosition = function (obj) {
    var curleft = 0,
        curtop = 0;

    if (obj.offsetParent) {
        do {
            curleft += obj.offsetLeft;
            curtop += obj.offsetTop;
        } while (obj = obj.offsetParent);
    }

    return [curleft, curtop];
};

var GMaps = (function (global) {
    "use strict";

    var doc = document;

    var GMaps = function (options) {
        options.zoom = options.zoom || 15;
        options.mapType = options.mapType || 'roadmap';

        var self = this,
            i,
            events_that_hide_context_menu = ['bounds_changed', 'center_changed', 'click', 'dblclick', 'drag', 'dragend', 'dragstart', 'idle', 'maptypeid_changed', 'projection_changed', 'resize', 'tilesloaded', 'zoom_changed'],
            events_that_doesnt_hide_context_menu = ['mousemove', 'mouseout', 'mouseover'],
            options_to_be_deleted = ['el', 'lat', 'lng', 'mapType', 'width', 'height', 'markerClusterer', 'enableNewStyle'],
            container_id = options.el || options.div,
            markerClustererFunction = options.markerClusterer,
            mapType = google.maps.MapTypeId[options.mapType.toUpperCase()],
            map_center = new google.maps.LatLng(options.lat, options.lng),
            zoomControl = options.zoomControl || true,
            zoomControlOpt = options.zoomControlOpt || {
                    style: 'DEFAULT',
                    position: 'TOP_LEFT'
                },
            zoomControlStyle = zoomControlOpt.style || 'DEFAULT',
            zoomControlPosition = zoomControlOpt.position || 'TOP_LEFT',
            panControl = options.panControl || true,
            mapTypeControl = options.mapTypeControl || true,
            scaleControl = options.scaleControl || true,
            streetViewControl = options.streetViewControl || true,
            overviewMapControl = overviewMapControl || true,
            map_options = {},
            map_base_options = {
                zoom: this.zoom,
                center: map_center,
                mapTypeId: mapType
            },
            map_controls_options = {
                panControl: panControl,
                zoomControl: zoomControl,
                zoomControlOptions: {
                    style: google.maps.ZoomControlStyle[zoomControlStyle],
                    position: google.maps.ControlPosition[zoomControlPosition]
                },
                mapTypeControl: mapTypeControl,
                scaleControl: scaleControl,
                streetViewControl: streetViewControl,
                overviewMapControl: overviewMapControl
            };

        if (typeof(options.el) === 'string' || typeof(options.div) === 'string') {
            this.el = getElementById(container_id, options.context);
        } else {
            this.el = container_id;
        }

        if (typeof(this.el) === 'undefined' || this.el === null) {
            throw 'No element defined.';
        }

        window.context_menu = window.context_menu || {};
        window.context_menu[self.el.id] = {};

        this.controls = [];
        this.overlays = [];
        this.layers = []; // array with kml/georss and fusiontables layers, can be as many
        this.singleLayers = {}; // object with the other layers, only one per layer
        this.markers = [];
        this.polylines = [];
        this.routes = [];
        this.polygons = [];
        this.infoWindow = null;
        this.overlay_el = null;
        this.zoom = options.zoom;
        this.registered_events = {};

        this.el.style.width = options.width || this.el.scrollWidth || this.el.offsetWidth;
        this.el.style.height = options.height || this.el.scrollHeight || this.el.offsetHeight;

        google.maps.visualRefresh = options.enableNewStyle;

        for (i = 0; i < options_to_be_deleted.length; i++) {
            delete options[options_to_be_deleted[i]];
        }

        if (options.disableDefaultUI != true) {
            map_base_options = extend_object(map_base_options, map_controls_options);
        }

        map_options = extend_object(map_base_options, options);

        for (i = 0; i < events_that_hide_context_menu.length; i++) {
            delete map_options[events_that_hide_context_menu[i]];
        }

        for (i = 0; i < events_that_doesnt_hide_context_menu.length; i++) {
            delete map_options[events_that_doesnt_hide_context_menu[i]];
        }

        this.map = new google.maps.Map(this.el, map_options);

        if (markerClustererFunction) {
            this.markerClusterer = markerClustererFunction.apply(this, [this.map]);
        }

        var buildContextMenuHTML = function (control, e) {
            var html = '',
                options = window.context_menu[self.el.id][control];

            for (var i in options) {
                if (options.hasOwnProperty(i)) {
                    var option = options[i];

                    html += '<li><a id="' + control + '_' + i + '" href="#">' + option.title + '</a></li>';
                }
            }

            if (!getElementById('gmaps_context_menu')) return;

            var context_menu_element = getElementById('gmaps_context_menu');

            context_menu_element.innerHTML = html;

            var context_menu_items = context_menu_element.getElementsByTagName('a'),
                context_menu_items_count = context_menu_items.length
            i;

            for (i = 0; i < context_menu_items_count; i++) {
                var context_menu_item = context_menu_items[i];

                var assign_menu_item_action = function (ev) {
                    ev.preventDefault();

                    options[this.id.replace(control + '_', '')].action.apply(self, [e]);
                    self.hideContextMenu();
                };

                google.maps.event.clearListeners(context_menu_item, 'click');
                google.maps.event.addDomListenerOnce(context_menu_item, 'click', assign_menu_item_action, false);
            }

            var position = findAbsolutePosition.apply(this, [self.el]),
                left = position[0] + e.pixel.x - 15,
                top = position[1] + e.pixel.y - 15;

            context_menu_element.style.left = left + "px";
            context_menu_element.style.top = top + "px";

            context_menu_element.style.display = 'block';
        };

        this.buildContextMenu = function (control, e) {
            if (control === 'marker') {
                e.pixel = {};

                var overlay = new google.maps.OverlayView();
                overlay.setMap(self.map);

                overlay.draw = function () {
                    var projection = overlay.getProjection(),
                        position = e.marker.getPosition();

                    e.pixel = projection.fromLatLngToContainerPixel(position);

                    buildContextMenuHTML(control, e);
                };
            }
            else {
                buildContextMenuHTML(control, e);
            }
        };

        this.setContextMenu = function (options) {
            window.context_menu[self.el.id][options.control] = {};

            var i,
                ul = doc.createElement('ul');

            for (i in options.options) {
                if (options.options.hasOwnProperty(i)) {
                    var option = options.options[i];

                    window.context_menu[self.el.id][options.control][option.name] = {
                        title: option.title,
                        action: option.action
                    };
                }
            }

            ul.id = 'gmaps_context_menu';
            ul.style.display = 'none';
            ul.style.position = 'absolute';
            ul.style.minWidth = '100px';
            ul.style.background = 'white';
            ul.style.listStyle = 'none';
            ul.style.padding = '8px';
            ul.style.boxShadow = '2px 2px 6px #ccc';

            doc.body.appendChild(ul);

            var context_menu_element = getElementById('gmaps_context_menu')

            google.maps.event.addDomListener(context_menu_element, 'mouseout', function (ev) {
                if (!ev.relatedTarget || !this.contains(ev.relatedTarget)) {
                    window.setTimeout(function () {
                        context_menu_element.style.display = 'none';
                    }, 400);
                }
            }, false);
        };

        this.hideContextMenu = function () {
            var context_menu_element = getElementById('gmaps_context_menu');

            if (context_menu_element) {
                context_menu_element.style.display = 'none';
            }
        };

        var setupListener = function (object, name) {
            google.maps.event.addListener(object, name, function (e) {
                if (e == undefined) {
                    e = this;
                }

                options[name].apply(this, [e]);

                self.hideContextMenu();
            });
        };

        for (var ev = 0; ev < events_that_hide_context_menu.length; ev++) {
            var name = events_that_hide_context_menu[ev];

            if (name in options) {
                setupListener(this.map, name);
            }
        }

        for (var ev = 0; ev < events_that_doesnt_hide_context_menu.length; ev++) {
            var name = events_that_doesnt_hide_context_menu[ev];

            if (name in options) {
                setupListener(this.map, name);
            }
        }

        google.maps.event.addListener(this.map, 'rightclick', function (e) {
            if (options.rightclick) {
                options.rightclick.apply(this, [e]);
            }

            if (window.context_menu[self.el.id]['map'] != undefined) {
                self.buildContextMenu('map', e);
            }
        });

        this.refresh = function () {
            google.maps.event.trigger(this.map, 'resize');
        };

        this.fitZoom = function () {
            var latLngs = [],
                markers_length = this.markers.length,
                i;

            for (i = 0; i < markers_length; i++) {
                latLngs.push(this.markers[i].getPosition());
            }

            this.fitLatLngBounds(latLngs);
        };

        this.fitLatLngBounds = function (latLngs) {
            var total = latLngs.length;
            var bounds = new google.maps.LatLngBounds();

            for (var i = 0; i < total; i++) {
                bounds.extend(latLngs[i]);
            }

            this.map.fitBounds(bounds);
        };

        this.setCenter = function (lat, lng, callback) {
            this.map.panTo(new google.maps.LatLng(lat, lng));

            if (callback) {
                callback();
            }
        };

        this.getElement = function () {
            return this.el;
        };

        this.zoomIn = function (value) {
            value = value || 1;

            this.zoom = this.map.getZoom() + value;
            this.map.setZoom(this.zoom);
        };

        this.zoomOut = function (value) {
            value = value || 1;

            this.zoom = this.map.getZoom() - value;
            this.map.setZoom(this.zoom);
        };

        var native_methods = [],
            method;

        for (method in this.map) {
            if (typeof(this.map[method]) == 'function' && !this[method]) {
                native_methods.push(method);
            }
        }

        for (i = 0; i < native_methods.length; i++) {
            (function (gmaps, scope, method_name) {
                gmaps[method_name] = function () {
                    return scope[method_name].apply(scope, arguments);
                };
            })(this, this.map, native_methods[i]);
        }
    };

    return GMaps;
})(this);

GMaps.prototype.createControl = function (options) {
    var control = document.createElement('div');

    control.style.cursor = 'pointer';
    control.style.fontFamily = 'Arial, sans-serif';
    control.style.fontSize = '13px';
    control.style.boxShadow = 'rgba(0, 0, 0, 0.398438) 0px 2px 4px';

    for (var option in options.style) {
        control.style[option] = options.style[option];
    }

    if (options.id) {
        control.id = options.id;
    }

    if (options.classes) {
        control.className = options.classes;
    }

    if (options.content) {
        control.innerHTML = options.content;
    }

    for (var ev in options.events) {
        (function (object, name) {
            google.maps.event.addDomListener(object, name, function () {
                options.events[name].apply(this, [this]);
            });
        })(control, ev);
    }

    control.index = 1;

    return control;
};

GMaps.prototype.addControl = function (options) {
    var position = google.maps.ControlPosition[options.position.toUpperCase()];

    delete options.position;

    var control = this.createControl(options);
    this.controls.push(control);

    this.map.controls[position].push(control);

    return control;
};

GMaps.prototype.createMarker = function (options) {
    if (options.lat == undefined && options.lng == undefined && options.position == undefined) {
        throw 'No latitude or longitude defined.';
    }

    var self = this,
        details = options.details,
        fences = options.fences,
        outside = options.outside,
        base_options = {
            position: new google.maps.LatLng(options.lat, options.lng),
            map: null
        };

    delete options.lat;
    delete options.lng;
    delete options.fences;
    delete options.outside;

    var marker_options = extend_object(base_options, options),
        marker = new google.maps.Marker(marker_options);

    marker.fences = fences;

    if (options.infoWindow) {
        marker.infoWindow = new google.maps.InfoWindow(options.infoWindow);

        var info_window_events = ['closeclick', 'content_changed', 'domready', 'position_changed', 'zindex_changed'];

        for (var ev = 0; ev < info_window_events.length; ev++) {
            (function (object, name) {
                if (options.infoWindow[name]) {
                    google.maps.event.addListener(object, name, function (e) {
                        options.infoWindow[name].apply(this, [e]);
                    });
                }
            })(marker.infoWindow, info_window_events[ev]);
        }
    }

    var marker_events = ['animation_changed', 'clickable_changed', 'cursor_changed', 'draggable_changed', 'flat_changed', 'icon_changed', 'position_changed', 'shadow_changed', 'shape_changed', 'title_changed', 'visible_changed', 'zindex_changed'];

    var marker_events_with_mouse = ['dblclick', 'drag', 'dragend', 'dragstart', 'mousedown', 'mouseout', 'mouseover', 'mouseup'];

    for (var ev = 0; ev < marker_events.length; ev++) {
        (function (object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function () {
                    options[name].apply(this, [this]);
                });
            }
        })(marker, marker_events[ev]);
    }

    for (var ev = 0; ev < marker_events_with_mouse.length; ev++) {
        (function (map, object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function (me) {
                    if (!me.pixel) {
                        me.pixel = map.getProjection().fromLatLngToPoint(me.latLng)
                    }

                    options[name].apply(this, [me]);
                });
            }
        })(this.map, marker, marker_events_with_mouse[ev]);
    }

    google.maps.event.addListener(marker, 'click', function () {
        this.details = details;

        if (options.click) {
            options.click.apply(this, [this]);
        }

        if (marker.infoWindow) {
            self.hideInfoWindows();
            marker.infoWindow.open(self.map, marker);
        }
    });

    google.maps.event.addListener(marker, 'rightclick', function (e) {
        e.marker = this;

        if (options.rightclick) {
            options.rightclick.apply(this, [e]);
        }

        if (window.context_menu[self.el.id]['marker'] != undefined) {
            self.buildContextMenu('marker', e);
        }
    });

    if (marker.fences) {
        google.maps.event.addListener(marker, 'dragend', function () {
            self.checkMarkerGeofence(marker, function (m, f) {
                outside(m, f);
            });
        });
    }

    return marker;
};

GMaps.prototype.addMarker = function (options) {
    var marker;
    if (options.hasOwnProperty('gm_accessors_')) {
        // Native google.maps.Marker object
        marker = options;
    }
    else {
        if ((options.hasOwnProperty('lat') && options.hasOwnProperty('lng')) || options.position) {
            marker = this.createMarker(options);
        }
        else {
            throw 'No latitude or longitude defined.';
        }
    }

    marker.setMap(this.map);

    if (this.markerClusterer) {
        this.markerClusterer.addMarker(marker);
    }

    this.markers.push(marker);

    GMaps.fire('marker_added', marker, this);

    return marker;
};

GMaps.prototype.addMarkers = function (array) {
    for (var i = 0, marker; marker = array[i]; i++) {
        this.addMarker(marker);
    }

    return this.markers;
};

GMaps.prototype.hideInfoWindows = function () {
    for (var i = 0, marker; marker = this.markers[i]; i++) {
        if (marker.infoWindow) {
            marker.infoWindow.close();
        }
    }
};

GMaps.prototype.removeMarker = function (marker) {
    for (var i = 0; i < this.markers.length; i++) {
        if (this.markers[i] === marker) {
            this.markers[i].setMap(null);
            this.markers.splice(i, 1);

            GMaps.fire('marker_removed', marker, this);

            break;
        }
    }

    return marker;
};

GMaps.prototype.removeMarkers = function (collection) {
    var collection = (collection || this.markers);

    for (var i = 0; i < this.markers.length; i++) {
        if (this.markers[i] === collection[i]) {
            this.markers[i].setMap(null);
        }
    }

    var new_markers = [];

    for (var i = 0; i < this.markers.length; i++) {
        if (this.markers[i].getMap() != null) {
            new_markers.push(this.markers[i]);
        }
    }

    this.markers = new_markers;
};

GMaps.prototype.drawOverlay = function (options) {
    var overlay = new google.maps.OverlayView(),
        auto_show = true;

    overlay.setMap(this.map);

    if (options.auto_show != null) {
        auto_show = options.auto_show;
    }

    overlay.onAdd = function () {
        var el = document.createElement('div');

        el.style.borderStyle = "none";
        el.style.borderWidth = "0px";
        el.style.position = "absolute";
        el.style.zIndex = 100;
        el.innerHTML = options.content;

        overlay.el = el;

        if (!options.layer) {
            options.layer = 'overlayLayer';
        }

        var panes = this.getPanes(),
            overlayLayer = panes[options.layer],
            stop_overlay_events = ['contextmenu', 'DOMMouseScroll', 'dblclick', 'mousedown'];

        overlayLayer.appendChild(el);

        for (var ev = 0; ev < stop_overlay_events.length; ev++) {
            (function (object, name) {
                google.maps.event.addDomListener(object, name, function (e) {
                    if (navigator.userAgent.toLowerCase().indexOf('msie') != -1 && document.all) {
                        e.cancelBubble = true;
                        e.returnValue = false;
                    }
                    else {
                        e.stopPropagation();
                    }
                });
            })(el, stop_overlay_events[ev]);
        }

        google.maps.event.trigger(this, 'ready');
    };

    overlay.draw = function () {
        var projection = this.getProjection(),
            pixel = projection.fromLatLngToDivPixel(new google.maps.LatLng(options.lat, options.lng));

        options.horizontalOffset = options.horizontalOffset || 0;
        options.verticalOffset = options.verticalOffset || 0;

        var el = overlay.el,
            content = el.children[0],
            content_height = content.clientHeight,
            content_width = content.clientWidth;

        switch (options.verticalAlign) {
            case 'top':
                el.style.top = (pixel.y - content_height + options.verticalOffset) + 'px';
                break;
            default:
            case 'middle':
                el.style.top = (pixel.y - (content_height / 2) + options.verticalOffset) + 'px';
                break;
            case 'bottom':
                el.style.top = (pixel.y + options.verticalOffset) + 'px';
                break;
        }

        switch (options.horizontalAlign) {
            case 'left':
                el.style.left = (pixel.x - content_width + options.horizontalOffset) + 'px';
                break;
            default:
            case 'center':
                el.style.left = (pixel.x - (content_width / 2) + options.horizontalOffset) + 'px';
                break;
            case 'right':
                el.style.left = (pixel.x + options.horizontalOffset) + 'px';
                break;
        }

        el.style.display = auto_show ? 'block' : 'none';

        if (!auto_show) {
            options.show.apply(this, [el]);
        }
    };

    overlay.onRemove = function () {
        var el = overlay.el;

        if (options.remove) {
            options.remove.apply(this, [el]);
        }
        else {
            overlay.el.parentNode.removeChild(overlay.el);
            overlay.el = null;
        }
    };

    this.overlays.push(overlay);
    return overlay;
};

GMaps.prototype.removeOverlay = function (overlay) {
    for (var i = 0; i < this.overlays.length; i++) {
        if (this.overlays[i] === overlay) {
            this.overlays[i].setMap(null);
            this.overlays.splice(i, 1);

            break;
        }
    }
};

GMaps.prototype.removeOverlays = function () {
    for (var i = 0, item; item = this.overlays[i]; i++) {
        item.setMap(null);
    }

    this.overlays = [];
};

GMaps.prototype.drawPolyline = function (options) {
    var path = [],
        points = options.path;

    if (points.length) {
        if (points[0][0] === undefined) {
            path = points;
        }
        else {
            for (var i = 0, latlng; latlng = points[i]; i++) {
                path.push(new google.maps.LatLng(latlng[0], latlng[1]));
            }
        }
    }

    var polyline_options = {
        map: this.map,
        path: path,
        strokeColor: options.strokeColor,
        strokeOpacity: options.strokeOpacity,
        strokeWeight: options.strokeWeight,
        geodesic: options.geodesic,
        clickable: true,
        editable: false,
        visible: true
    };

    if (options.hasOwnProperty("clickable")) {
        polyline_options.clickable = options.clickable;
    }

    if (options.hasOwnProperty("editable")) {
        polyline_options.editable = options.editable;
    }

    if (options.hasOwnProperty("icons")) {
        polyline_options.icons = options.icons;
    }

    if (options.hasOwnProperty("zIndex")) {
        polyline_options.zIndex = options.zIndex;
    }

    var polyline = new google.maps.Polyline(polyline_options);

    var polyline_events = ['click', 'dblclick', 'mousedown', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'rightclick'];

    for (var ev = 0; ev < polyline_events.length; ev++) {
        (function (object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function (e) {
                    options[name].apply(this, [e]);
                });
            }
        })(polyline, polyline_events[ev]);
    }

    this.polylines.push(polyline);

    GMaps.fire('polyline_added', polyline, this);

    return polyline;
};

GMaps.prototype.removePolyline = function (polyline) {
    for (var i = 0; i < this.polylines.length; i++) {
        if (this.polylines[i] === polyline) {
            this.polylines[i].setMap(null);
            this.polylines.splice(i, 1);

            GMaps.fire('polyline_removed', polyline, this);

            break;
        }
    }
};

GMaps.prototype.removePolylines = function () {
    for (var i = 0, item; item = this.polylines[i]; i++) {
        item.setMap(null);
    }

    this.polylines = [];
};

GMaps.prototype.drawCircle = function (options) {
    options = extend_object({
        map: this.map,
        center: new google.maps.LatLng(options.lat, options.lng)
    }, options);

    delete options.lat;
    delete options.lng;

    var polygon = new google.maps.Circle(options),
        polygon_events = ['click', 'dblclick', 'mousedown', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'rightclick'];

    for (var ev = 0; ev < polygon_events.length; ev++) {
        (function (object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function (e) {
                    options[name].apply(this, [e]);
                });
            }
        })(polygon, polygon_events[ev]);
    }

    this.polygons.push(polygon);

    return polygon;
};

GMaps.prototype.drawRectangle = function (options) {
    options = extend_object({
        map: this.map
    }, options);

    var latLngBounds = new google.maps.LatLngBounds(
        new google.maps.LatLng(options.bounds[0][0], options.bounds[0][1]),
        new google.maps.LatLng(options.bounds[1][0], options.bounds[1][1])
    );

    options.bounds = latLngBounds;

    var polygon = new google.maps.Rectangle(options),
        polygon_events = ['click', 'dblclick', 'mousedown', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'rightclick'];

    for (var ev = 0; ev < polygon_events.length; ev++) {
        (function (object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function (e) {
                    options[name].apply(this, [e]);
                });
            }
        })(polygon, polygon_events[ev]);
    }

    this.polygons.push(polygon);

    return polygon;
};

GMaps.prototype.drawPolygon = function (options) {
    var useGeoJSON = false;

    if (options.hasOwnProperty("useGeoJSON")) {
        useGeoJSON = options.useGeoJSON;
    }

    delete options.useGeoJSON;

    options = extend_object({
        map: this.map
    }, options);

    if (useGeoJSON == false) {
        options.paths = [options.paths.slice(0)];
    }

    if (options.paths.length > 0) {
        if (options.paths[0].length > 0) {
            options.paths = array_flat(array_map(options.paths, arrayToLatLng, useGeoJSON));
        }
    }

    var polygon = new google.maps.Polygon(options),
        polygon_events = ['click', 'dblclick', 'mousedown', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'rightclick'];

    for (var ev = 0; ev < polygon_events.length; ev++) {
        (function (object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function (e) {
                    options[name].apply(this, [e]);
                });
            }
        })(polygon, polygon_events[ev]);
    }

    this.polygons.push(polygon);

    GMaps.fire('polygon_added', polygon, this);

    return polygon;
};

GMaps.prototype.removePolygon = function (polygon) {
    for (var i = 0; i < this.polygons.length; i++) {
        if (this.polygons[i] === polygon) {
            this.polygons[i].setMap(null);
            this.polygons.splice(i, 1);

            GMaps.fire('polygon_removed', polygon, this);

            break;
        }
    }
};

GMaps.prototype.removePolygons = function () {
    for (var i = 0, item; item = this.polygons[i]; i++) {
        item.setMap(null);
    }

    this.polygons = [];
};

GMaps.prototype.getFromFusionTables = function (options) {
    var events = options.events;

    delete options.events;

    var fusion_tables_options = options,
        layer = new google.maps.FusionTablesLayer(fusion_tables_options);

    for (var ev in events) {
        (function (object, name) {
            google.maps.event.addListener(object, name, function (e) {
                events[name].apply(this, [e]);
            });
        })(layer, ev);
    }

    this.layers.push(layer);

    return layer;
};

GMaps.prototype.loadFromFusionTables = function (options) {
    var layer = this.getFromFusionTables(options);
    layer.setMap(this.map);

    return layer;
};

GMaps.prototype.getFromKML = function (options) {
    var url = options.url,
        events = options.events;

    delete options.url;
    delete options.events;

    var kml_options = options,
        layer = new google.maps.KmlLayer(url, kml_options);

    for (var ev in events) {
        (function (object, name) {
            google.maps.event.addListener(object, name, function (e) {
                events[name].apply(this, [e]);
            });
        })(layer, ev);
    }

    this.layers.push(layer);

    return layer;
};

GMaps.prototype.loadFromKML = function (options) {
    var layer = this.getFromKML(options);
    layer.setMap(this.map);

    return layer;
};

GMaps.prototype.addLayer = function (layerName, options) {
    //var default_layers = ['weather', 'clouds', 'traffic', 'transit', 'bicycling', 'panoramio', 'places'];
    options = options || {};
    var layer;

    switch (layerName) {
        case 'weather':
            this.singleLayers.weather = layer = new google.maps.weather.WeatherLayer();
            break;
        case 'clouds':
            this.singleLayers.clouds = layer = new google.maps.weather.CloudLayer();
            break;
        case 'traffic':
            this.singleLayers.traffic = layer = new google.maps.TrafficLayer();
            break;
        case 'transit':
            this.singleLayers.transit = layer = new google.maps.TransitLayer();
            break;
        case 'bicycling':
            this.singleLayers.bicycling = layer = new google.maps.BicyclingLayer();
            break;
        case 'panoramio':
            this.singleLayers.panoramio = layer = new google.maps.panoramio.PanoramioLayer();
            layer.setTag(options.filter);
            delete options.filter;

            //click event
            if (options.click) {
                google.maps.event.addListener(layer, 'click', function (event) {
                    options.click(event);
                    delete options.click;
                });
            }
            break;
        case 'places':
            this.singleLayers.places = layer = new google.maps.places.PlacesService(this.map);

            //search and  nearbySearch callback, Both are the same
            if (options.search || options.nearbySearch) {
                var placeSearchRequest = {
                    bounds: options.bounds || null,
                    keyword: options.keyword || null,
                    location: options.location || null,
                    name: options.name || null,
                    radius: options.radius || null,
                    rankBy: options.rankBy || null,
                    types: options.types || null
                };

                if (options.search) {
                    layer.search(placeSearchRequest, options.search);
                }

                if (options.nearbySearch) {
                    layer.nearbySearch(placeSearchRequest, options.nearbySearch);
                }
            }

            //textSearch callback
            if (options.textSearch) {
                var textSearchRequest = {
                    bounds: options.bounds || null,
                    location: options.location || null,
                    query: options.query || null,
                    radius: options.radius || null
                };

                layer.textSearch(textSearchRequest, options.textSearch);
            }
            break;
    }

    if (layer !== undefined) {
        if (typeof layer.setOptions == 'function') {
            layer.setOptions(options);
        }
        if (typeof layer.setMap == 'function') {
            layer.setMap(this.map);
        }

        return layer;
    }
};

GMaps.prototype.removeLayer = function (layer) {
    if (typeof(layer) == "string" && this.singleLayers[layer] !== undefined) {
        this.singleLayers[layer].setMap(null);

        delete this.singleLayers[layer];
    }
    else {
        for (var i = 0; i < this.layers.length; i++) {
            if (this.layers[i] === layer) {
                this.layers[i].setMap(null);
                this.layers.splice(i, 1);

                break;
            }
        }
    }
};

var travelMode, unitSystem;

GMaps.prototype.getRoutes = function (options) {
    switch (options.travelMode) {
        case 'bicycling':
            travelMode = google.maps.TravelMode.BICYCLING;
            break;
        case 'transit':
            travelMode = google.maps.TravelMode.TRANSIT;
            break;
        case 'driving':
            travelMode = google.maps.TravelMode.DRIVING;
            break;
        default:
            travelMode = google.maps.TravelMode.WALKING;
            break;
    }

    if (options.unitSystem === 'imperial') {
        unitSystem = google.maps.UnitSystem.IMPERIAL;
    }
    else {
        unitSystem = google.maps.UnitSystem.METRIC;
    }

    var base_options = {
            avoidHighways: false,
            avoidTolls: false,
            optimizeWaypoints: false,
            waypoints: []
        },
        request_options = extend_object(base_options, options);

    request_options.origin = /string/.test(typeof options.origin) ? options.origin : new google.maps.LatLng(options.origin[0], options.origin[1]);
    request_options.destination = /string/.test(typeof options.destination) ? options.destination : new google.maps.LatLng(options.destination[0], options.destination[1]);
    request_options.travelMode = travelMode;
    request_options.unitSystem = unitSystem;

    delete request_options.callback;

    var self = this,
        service = new google.maps.DirectionsService();

    service.route(request_options, function (result, status) {
        if (status === google.maps.DirectionsStatus.OK) {
            for (var r in result.routes) {
                if (result.routes.hasOwnProperty(r)) {
                    self.routes.push(result.routes[r]);
                }
            }
        }

        if (options.callback) {
            options.callback(self.routes);
        }
    });
};

GMaps.prototype.removeRoutes = function () {
    this.routes = [];
};

GMaps.prototype.getElevations = function (options) {
    options = extend_object({
        locations: [],
        path: false,
        samples: 256
    }, options);

    if (options.locations.length > 0) {
        if (options.locations[0].length > 0) {
            options.locations = array_flat(array_map([options.locations], arrayToLatLng, false));
        }
    }

    var callback = options.callback;
    delete options.callback;

    var service = new google.maps.ElevationService();

    //location request
    if (!options.path) {
        delete options.path;
        delete options.samples;

        service.getElevationForLocations(options, function (result, status) {
            if (callback && typeof(callback) === "function") {
                callback(result, status);
            }
        });
        //path request
    } else {
        var pathRequest = {
            path: options.locations,
            samples: options.samples
        };

        service.getElevationAlongPath(pathRequest, function (result, status) {
            if (callback && typeof(callback) === "function") {
                callback(result, status);
            }
        });
    }
};

GMaps.prototype.cleanRoute = GMaps.prototype.removePolylines;

GMaps.prototype.drawRoute = function (options) {
    var self = this;

    this.getRoutes({
        origin: options.origin,
        destination: options.destination,
        travelMode: options.travelMode,
        waypoints: options.waypoints,
        unitSystem: options.unitSystem,
        callback: function (e) {
            if (e.length > 0) {
                self.drawPolyline({
                    path: e[e.length - 1].overview_path,
                    strokeColor: options.strokeColor,
                    strokeOpacity: options.strokeOpacity,
                    strokeWeight: options.strokeWeight
                });

                if (options.callback) {
                    options.callback(e[e.length - 1]);
                }
            }
        }
    });
};

GMaps.prototype.travelRoute = function (options) {
    if (options.origin && options.destination) {
        this.getRoutes({
            origin: options.origin,
            destination: options.destination,
            travelMode: options.travelMode,
            waypoints: options.waypoints,
            callback: function (e) {
                //start callback
                if (e.length > 0 && options.start) {
                    options.start(e[e.length - 1]);
                }

                //step callback
                if (e.length > 0 && options.step) {
                    var route = e[e.length - 1];
                    if (route.legs.length > 0) {
                        var steps = route.legs[0].steps;
                        for (var i = 0, step; step = steps[i]; i++) {
                            step.step_number = i;
                            options.step(step, (route.legs[0].steps.length - 1));
                        }
                    }
                }

                //end callback
                if (e.length > 0 && options.end) {
                    options.end(e[e.length - 1]);
                }
            }
        });
    }
    else if (options.route) {
        if (options.route.legs.length > 0) {
            var steps = options.route.legs[0].steps;
            for (var i = 0, step; step = steps[i]; i++) {
                step.step_number = i;
                options.step(step);
            }
        }
    }
};

GMaps.prototype.drawSteppedRoute = function (options) {
    var self = this;

    if (options.origin && options.destination) {
        this.getRoutes({
            origin: options.origin,
            destination: options.destination,
            travelMode: options.travelMode,
            waypoints: options.waypoints,
            callback: function (e) {
                //start callback
                if (e.length > 0 && options.start) {
                    options.start(e[e.length - 1]);
                }

                //step callback
                if (e.length > 0 && options.step) {
                    var route = e[e.length - 1];
                    if (route.legs.length > 0) {
                        var steps = route.legs[0].steps;
                        for (var i = 0, step; step = steps[i]; i++) {
                            step.step_number = i;
                            self.drawPolyline({
                                path: step.path,
                                strokeColor: options.strokeColor,
                                strokeOpacity: options.strokeOpacity,
                                strokeWeight: options.strokeWeight
                            });
                            options.step(step, (route.legs[0].steps.length - 1));
                        }
                    }
                }

                //end callback
                if (e.length > 0 && options.end) {
                    options.end(e[e.length - 1]);
                }
            }
        });
    }
    else if (options.route) {
        if (options.route.legs.length > 0) {
            var steps = options.route.legs[0].steps;
            for (var i = 0, step; step = steps[i]; i++) {
                step.step_number = i;
                self.drawPolyline({
                    path: step.path,
                    strokeColor: options.strokeColor,
                    strokeOpacity: options.strokeOpacity,
                    strokeWeight: options.strokeWeight
                });
                options.step(step);
            }
        }
    }
};

GMaps.Route = function (options) {
    this.origin = options.origin;
    this.destination = options.destination;
    this.waypoints = options.waypoints;

    this.map = options.map;
    this.route = options.route;
    this.step_count = 0;
    this.steps = this.route.legs[0].steps;
    this.steps_length = this.steps.length;

    this.polyline = this.map.drawPolyline({
        path: new google.maps.MVCArray(),
        strokeColor: options.strokeColor,
        strokeOpacity: options.strokeOpacity,
        strokeWeight: options.strokeWeight
    }).getPath();
};

GMaps.Route.prototype.getRoute = function (options) {
    var self = this;

    this.map.getRoutes({
        origin: this.origin,
        destination: this.destination,
        travelMode: options.travelMode,
        waypoints: this.waypoints || [],
        callback: function () {
            self.route = e[0];

            if (options.callback) {
                options.callback.call(self);
            }
        }
    });
};

GMaps.Route.prototype.back = function () {
    if (this.step_count > 0) {
        this.step_count--;
        var path = this.route.legs[0].steps[this.step_count].path;

        for (var p in path) {
            if (path.hasOwnProperty(p)) {
                this.polyline.pop();
            }
        }
    }
};

GMaps.Route.prototype.forward = function () {
    if (this.step_count < this.steps_length) {
        var path = this.route.legs[0].steps[this.step_count].path;

        for (var p in path) {
            if (path.hasOwnProperty(p)) {
                this.polyline.push(path[p]);
            }
        }
        this.step_count++;
    }
};

GMaps.prototype.checkGeofence = function (lat, lng, fence) {
    return fence.containsLatLng(new google.maps.LatLng(lat, lng));
};

GMaps.prototype.checkMarkerGeofence = function (marker, outside_callback) {
    if (marker.fences) {
        for (var i = 0, fence; fence = marker.fences[i]; i++) {
            var pos = marker.getPosition();
            if (!this.checkGeofence(pos.lat(), pos.lng(), fence)) {
                outside_callback(marker, fence);
            }
        }
    }
};

GMaps.prototype.toImage = function (options) {
    var options = options || {},
        static_map_options = {};

    static_map_options['size'] = options['size'] || [this.el.clientWidth, this.el.clientHeight];
    static_map_options['lat'] = this.getCenter().lat();
    static_map_options['lng'] = this.getCenter().lng();

    if (this.markers.length > 0) {
        static_map_options['markers'] = [];

        for (var i = 0; i < this.markers.length; i++) {
            static_map_options['markers'].push({
                lat: this.markers[i].getPosition().lat(),
                lng: this.markers[i].getPosition().lng()
            });
        }
    }

    if (this.polylines.length > 0) {
        var polyline = this.polylines[0];

        static_map_options['polyline'] = {};
        static_map_options['polyline']['path'] = google.maps.geometry.encoding.encodePath(polyline.getPath());
        static_map_options['polyline']['strokeColor'] = polyline.strokeColor
        static_map_options['polyline']['strokeOpacity'] = polyline.strokeOpacity
        static_map_options['polyline']['strokeWeight'] = polyline.strokeWeight
    }

    return GMaps.staticMapURL(static_map_options);
};

GMaps.staticMapURL = function (options) {
    var parameters = [],
        data,
        static_root = 'http://maps.googleapis.com/maps/api/staticmap';

    if (options.url) {
        static_root = options.url;
        delete options.url;
    }

    static_root += '?';

    var markers = options.markers;

    delete options.markers;

    if (!markers && options.marker) {
        markers = [options.marker];
        delete options.marker;
    }

    var polyline = options.polyline;
    delete options.polyline;

    /** Map options **/
    if (options.center) {
        parameters.push('center=' + options.center);
        delete options.center;
    }
    else if (options.address) {
        parameters.push('center=' + options.address);
        delete options.address;
    }
    else if (options.lat) {
        parameters.push(['center=', options.lat, ',', options.lng].join(''));
        delete options.lat;
        delete options.lng;
    }
    else if (options.visible) {
        var visible = encodeURI(options.visible.join('|'));
        parameters.push('visible=' + visible);
    }

    var size = options.size;
    if (size) {
        if (size.join) {
            size = size.join('x');
        }
        delete options.size;
    }
    else {
        size = '630x300';
    }
    parameters.push('size=' + size);

    if (!options.zoom) {
        options.zoom = 15;
    }

    var sensor = options.hasOwnProperty('sensor') ? !!options.sensor : true;
    delete options.sensor;
    parameters.push('sensor=' + sensor);

    for (var param in options) {
        if (options.hasOwnProperty(param)) {
            parameters.push(param + '=' + options[param]);
        }
    }

    /** Markers **/
    if (markers) {
        var marker, loc;

        for (var i = 0; data = markers[i]; i++) {
            marker = [];

            if (data.size && data.size !== 'normal') {
                marker.push('size:' + data.size);
            }
            else if (data.icon) {
                marker.push('icon:' + encodeURI(data.icon));
            }

            if (data.color) {
                marker.push('color:' + data.color.replace('#', '0x'));
            }

            if (data.label) {
                marker.push('label:' + data.label[0].toUpperCase());
            }

            loc = (data.address ? data.address : data.lat + ',' + data.lng);

            if (marker.length || i === 0) {
                marker.push(loc);
                marker = marker.join('|');
                parameters.push('markers=' + encodeURI(marker));
            }
            // New marker without styles
            else {
                marker = parameters.pop() + encodeURI('|' + loc);
                parameters.push(marker);
            }
        }
    }

    /** Polylines **/
    function parseColor(color, opacity) {
        if (color[0] === '#') {
            color = color.replace('#', '0x');

            if (opacity) {
                opacity = parseFloat(opacity);
                opacity = Math.min(1, Math.max(opacity, 0));
                if (opacity === 0) {
                    return '0x00000000';
                }
                opacity = (opacity * 255).toString(16);
                if (opacity.length === 1) {
                    opacity += opacity;
                }

                color = color.slice(0, 8) + opacity;
            }
        }
        return color;
    }

    if (polyline) {
        data = polyline;
        polyline = [];

        if (data.strokeWeight) {
            polyline.push('weight:' + parseInt(data.strokeWeight, 10));
        }

        if (data.strokeColor) {
            var color = parseColor(data.strokeColor, data.strokeOpacity);
            polyline.push('color:' + color);
        }

        if (data.fillColor) {
            var fillcolor = parseColor(data.fillColor, data.fillOpacity);
            polyline.push('fillcolor:' + fillcolor);
        }

        var path = data.path;
        if (path.join) {
            for (var j = 0, pos; pos = path[j]; j++) {
                polyline.push(pos.join(','));
            }
        }
        else {
            polyline.push('enc:' + path);
        }

        polyline = polyline.join('|');
        parameters.push('path=' + encodeURI(polyline));
    }

    parameters = parameters.join('&');
    return static_root + parameters;
};

GMaps.prototype.addMapType = function (mapTypeId, options) {
    if (options.hasOwnProperty("getTileUrl") && typeof(options["getTileUrl"]) == "function") {
        options.tileSize = options.tileSize || new google.maps.Size(256, 256);

        var mapType = new google.maps.ImageMapType(options);

        this.map.mapTypes.set(mapTypeId, mapType);
    }
    else {
        throw "'getTileUrl' function required.";
    }
};

GMaps.prototype.addOverlayMapType = function (options) {
    if (options.hasOwnProperty("getTile") && typeof(options["getTile"]) == "function") {
        var overlayMapTypeIndex = options.index;

        delete options.index;

        this.map.overlayMapTypes.insertAt(overlayMapTypeIndex, options);
    }
    else {
        throw "'getTile' function required.";
    }
};

GMaps.prototype.removeOverlayMapType = function (overlayMapTypeIndex) {
    this.map.overlayMapTypes.removeAt(overlayMapTypeIndex);
};

GMaps.prototype.addStyle = function (options) {
    var styledMapType = new google.maps.StyledMapType(options.styles, options.styledMapName);

    this.map.mapTypes.set(options.mapTypeId, styledMapType);
};

GMaps.prototype.setStyle = function (mapTypeId) {
    this.map.setMapTypeId(mapTypeId);
};

GMaps.prototype.createPanorama = function (streetview_options) {
    if (!streetview_options.hasOwnProperty('lat') || !streetview_options.hasOwnProperty('lng')) {
        streetview_options.lat = this.getCenter().lat();
        streetview_options.lng = this.getCenter().lng();
    }

    this.panorama = GMaps.createPanorama(streetview_options);

    this.map.setStreetView(this.panorama);

    return this.panorama;
};

GMaps.createPanorama = function (options) {
    var el = getElementById(options.el, options.context);

    options.position = new google.maps.LatLng(options.lat, options.lng);

    delete options.el;
    delete options.context;
    delete options.lat;
    delete options.lng;

    var streetview_events = ['closeclick', 'links_changed', 'pano_changed', 'position_changed', 'pov_changed', 'resize', 'visible_changed'],
        streetview_options = extend_object({visible: true}, options);

    for (var i = 0; i < streetview_events.length; i++) {
        delete streetview_options[streetview_events[i]];
    }

    var panorama = new google.maps.StreetViewPanorama(el, streetview_options);

    for (var i = 0; i < streetview_events.length; i++) {
        (function (object, name) {
            if (options[name]) {
                google.maps.event.addListener(object, name, function () {
                    options[name].apply(this);
                });
            }
        })(panorama, streetview_events[i]);
    }

    return panorama;
};

GMaps.prototype.on = function (event_name, handler) {
    return GMaps.on(event_name, this, handler);
};

GMaps.prototype.off = function (event_name) {
    GMaps.off(event_name, this);
};

GMaps.custom_events = ['marker_added', 'marker_removed', 'polyline_added', 'polyline_removed', 'polygon_added', 'polygon_removed', 'geolocated', 'geolocation_failed'];

GMaps.on = function (event_name, object, handler) {
    if (GMaps.custom_events.indexOf(event_name) == -1) {
        return google.maps.event.addListener(object, event_name, handler);
    }
    else {
        var registered_event = {
            handler: handler,
            eventName: event_name
        };

        object.registered_events[event_name] = object.registered_events[event_name] || [];
        object.registered_events[event_name].push(registered_event);

        return registered_event;
    }
};

GMaps.off = function (event_name, object) {
    if (GMaps.custom_events.indexOf(event_name) == -1) {
        google.maps.event.clearListeners(object, event_name);
    }
    else {
        object.registered_events[event_name] = [];
    }
};

GMaps.fire = function (event_name, object, scope) {
    if (GMaps.custom_events.indexOf(event_name) == -1) {
        google.maps.event.trigger(object, event_name, Array.prototype.slice.apply(arguments).slice(2));
    }
    else {
        if (event_name in scope.registered_events) {
            var firing_events = scope.registered_events[event_name];

            for (var i = 0; i < firing_events.length; i++) {
                (function (handler, scope, object) {
                    handler.apply(scope, [object]);
                })(firing_events[i]['handler'], scope, object);
            }
        }
    }
};

GMaps.geolocate = function (options) {
    var complete_callback = options.always || options.complete;

    if (navigator.geolocation) {
        navigator.geolocation.getCurrentPosition(function (position) {
            options.success(position);

            if (complete_callback) {
                complete_callback();
            }
        }, function (error) {
            options.error(error);

            if (complete_callback) {
                complete_callback();
            }
        }, options.options);
    }
    else {
        options.not_supported();

        if (complete_callback) {
            complete_callback();
        }
    }
};

GMaps.geocode = function (options) {
    this.geocoder = new google.maps.Geocoder();
    var callback = options.callback;
    if (options.hasOwnProperty('lat') && options.hasOwnProperty('lng')) {
        options.latLng = new google.maps.LatLng(options.lat, options.lng);
    }

    delete options.lat;
    delete options.lng;
    delete options.callback;

    this.geocoder.geocode(options, function (results, status) {
        callback(results, status);
    });
};

//==========================
// Polygon containsLatLng
// https://github.com/tparkin/Google-Maps-Point-in-Polygon
// Poygon getBounds extension - google-maps-extensions
// http://code.google.com/p/google-maps-extensions/source/browse/google.maps.Polygon.getBounds.js
if (!google.maps.Polygon.prototype.getBounds) {
    google.maps.Polygon.prototype.getBounds = function (latLng) {
        var bounds = new google.maps.LatLngBounds();
        var paths = this.getPaths();
        var path;

        for (var p = 0; p < paths.getLength(); p++) {
            path = paths.getAt(p);
            for (var i = 0; i < path.getLength(); i++) {
                bounds.extend(path.getAt(i));
            }
        }

        return bounds;
    };
}

if (!google.maps.Polygon.prototype.containsLatLng) {
    // Polygon containsLatLng - method to determine if a latLng is within a polygon
    google.maps.Polygon.prototype.containsLatLng = function (latLng) {
        // Exclude points outside of bounds as there is no way they are in the poly
        var bounds = this.getBounds();

        if (bounds !== null && !bounds.contains(latLng)) {
            return false;
        }

        // Raycast point in polygon method
        var inPoly = false;

        var numPaths = this.getPaths().getLength();
        for (var p = 0; p < numPaths; p++) {
            var path = this.getPaths().getAt(p);
            var numPoints = path.getLength();
            var j = numPoints - 1;

            for (var i = 0; i < numPoints; i++) {
                var vertex1 = path.getAt(i);
                var vertex2 = path.getAt(j);

                if (vertex1.lng() < latLng.lng() && vertex2.lng() >= latLng.lng() || vertex2.lng() < latLng.lng() && vertex1.lng() >= latLng.lng()) {
                    if (vertex1.lat() + (latLng.lng() - vertex1.lng()) / (vertex2.lng() - vertex1.lng()) * (vertex2.lat() - vertex1.lat()) < latLng.lat()) {
                        inPoly = !inPoly;
                    }
                }

                j = i;
            }
        }

        return inPoly;
    };
}

google.maps.LatLngBounds.prototype.containsLatLng = function (latLng) {
    return this.contains(latLng);
};

google.maps.Marker.prototype.setFences = function (fences) {
    this.fences = fences;
};

google.maps.Marker.prototype.addFence = function (fence) {
    this.fences.push(fence);
};

google.maps.Marker.prototype.getId = function () {
    return this['__gm_id'];
};

//==========================
// Array indexOf
// https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
    Array.prototype.indexOf = function (searchElement /*, fromIndex */) {
        "use strict";
        if (this == null) {
            throw new TypeError();
        }
        var t = Object(this);
        var len = t.length >>> 0;
        if (len === 0) {
            return -1;
        }
        var n = 0;
        if (arguments.length > 1) {
            n = Number(arguments[1]);
            if (n != n) { // shortcut for verifying if it's NaN
                n = 0;
            } else if (n != 0 && n != Infinity && n != -Infinity) {
                n = (n > 0 || -1) * Math.floor(Math.abs(n));
            }
        }
        if (n >= len) {
            return -1;
        }
        var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
        for (; k < len; k++) {
            if (k in t && t[k] === searchElement) {
                return k;
            }
        }
        return -1;
    }
}
